Advertisements
Advertisements
Question
The incomplete diagram of an electric bell is given in fig. Complete the diagram and label its different parts ?
Solution
APPEARS IN
RELATED QUESTIONS
Write true or false for a given statement.
An electric bell uses an electromagnet.
Fill in the blank
An electromagnet is used to separate large mass of ______ scrap.
Fill in the blank
The strength of the magnetic field of an electromagnet is increased by inserting a core of soft ______
Select the correct alternative
An electromagnet is used in
Select the correct alternative
The purpose of armature in an electric bell is
Draw a labelled diagram to make a soft iron bar as an electromagnet. Describe in steps the procedure ?
You are given a U shaped soft iron piece, insulated copper wire and a battery. Draw a circuit diagram to make a horse shoe electromagnet ?
Name two factors on which the strength of magnetic field of an electromagnet depends ?
State two common uses of electromagnets ?
Draw a neat and labelled diagram of an electric bell and describe its working ?